1. One who commits a crime.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• perportrator,
• perpotrator,
• purpertrator,
• purpetrators,
• perpetraitors,
• perpetrater,
• perpetrature,
• purpotrator,
• perperatrator,
• perputrators,
• perpretrators,
• pepetrator,
• perputator,
• prepetrator,
• perpertrator,
• perpitrator,
• perpitrater,
• perpatrater,
• perpatrators,
• perpatraitor

• peripetia,
• perpetuate,
• perpetration,
• perpetrate,
• perpetual,
• perpetuation.

The adjective form of the word "perpetrator" is "perpetratorial".

The plural of the "perpetrator" can be the "perpetrators".

The singular of the "perpetrator" can be the "perpetrator".